Llewelyn (The Great) ap Iorweth
Llewelyn, known as The Great, was born in 1173 in Aberffraw Castle, Aberconway, Wales.¹   He died at the age of 67 on April 11th, 1240 in Aberconway, North Wales.¹ 

 Tangwystl verch Llywarch
Tangwystl was born in 1168 in Rhos, Denbighshire, Wales.² 

 Gwladys (Ddu, The Dark Eyed) verch Llewelyn
Gwladys, known as Ddu, The Dark Eyed, was born in 1187.³   She died at the age of 64 in 1251 in Windsor, Berkshire, England.³ 

 Gruffydd (Fawr) ap Llywelyn
Gruffydd, known as Fawr, was born in 1207 in Gwynedd, Caernarvonshire, Wales.⁴ 

• Birth Notes

  B: Abt. 1207

He died  due to Fell from the Tower of London at the age of 36 on March 1st, 1243 in London, Middlesex.⁴ 

• Death Notes

  D: 1 Mar 1243/44